Lot 10. Diamond ring, attributed to Suzanne Belperron, prior to 1953. Estimate 19,000 – 29,000 CHF. Lot sold 45,000 CHF. Photo: Sotheby's 2013

Of bombé form, the rounded front pavé-set with circular-cut diamonds, surrounded with a double frame of baguette diamonds, size 50, French assay marks, attributed to Suzanne Belperron. 

Accompanied by a certificate from Olivier Baroin.

COLLECTION OF JEWELS DESIGNED BY SUZANNE BELPERRON FOR CÉCYLE SIMON

Sotheby's. Magnificent Jewels and Noble Jewels, Genève, 14 mai 2013